538529 has 2 divisors, whose sum is σ = 538530. Its totient is φ = 538528.

The previous prime is 538523. The next prime is 538553. The reversal of 538529 is 925835.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 528529 + 10000 = 727^2 + 100^2 .

It is a cyclic number.

It is not a de Polignac number, because 538529 - 2⁴ = 538513 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 538495 and 538504.

It is not a weakly prime, because it can be changed into another prime (538523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 269264 + 269265.

It is an arithmetic number, because the mean of its divisors is an integer number (269265).

2⁵³⁸⁵²⁹ is an apocalyptic number.

It is an amenable number.

538529 is a deficient number, since it is larger than the sum of its proper divisors (1).

538529 is an equidigital number, since it uses as much as digits as its factorization.

538529 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10800, while the sum is 32.

The square root of 538529 is about 733.8453515558. The cubic root of 538529 is about 81.3585185077.

The spelling of 538529 in words is "five hundred thirty-eight thousand, five hundred twenty-nine".